Surname หิรัญพงศรัตน์ (หิรัญพงศรัตน์ 
) , across the world, is an extremely rare last name. The surname หิรัญพงศรัตน์ is habitual in South-eastern Asia, particularly Thailand, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| หิรัญพงศรัตน์ | Thailand |